1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
2 %YAML 1.2
3 ---
4 $id: http://devicetree.org/schemas/net/microchip,lan966x-switch.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6
7 title: Microchip Lan966x Ethernet switch controller
8
9 maintainers:
10 - Horatiu Vultur <horatiu.vultur@microchip.com>
11
12 description: |
13 The lan966x switch is a multi-port Gigabit AVB/TSN Ethernet Switch with
14 two integrated 10/100/1000Base-T PHYs. In addition to the integrated PHYs,
15 it supports up to 2RGMII/RMII, up to 3BASE-X/SERDES/2.5GBASE-X and up to
16 2 Quad-SGMII/Quad-USGMII interfaces.
17
18 properties:
19 $nodename:
20 pattern: "^switch@[0-9a-f]+$"
21
22 compatible:
23 const: microchip,lan966x-switch
24
25 reg:
26 items:
27 - description: cpu target
28 - description: general control block target
29
30 reg-names:
31 items:
32 - const: cpu
33 - const: gcb
34
35 interrupts:
36 minItems: 1
37 items:
38 - description: register based extraction
39 - description: frame dma based extraction
40 - description: analyzer interrupt
41 - description: ptp interrupt
42 - description: ptp external interrupt
43
44 interrupt-names:
45 minItems: 1
46 items:
47 - const: xtr
48 - const: fdma
49 - const: ana
50 - const: ptp
51 - const: ptp-ext
52
53 resets:
54 items:
55 - description: Reset controller used for switch core reset (soft reset)
56
57 reset-names:
58 items:
59 - const: switch
60
61 ethernet-ports:
62 type: object
63
64 properties:
65 '#address-cells':
66 const: 1
67 '#size-cells':
68 const: 0
69
70 additionalProperties: false
71
72 patternProperties:
73 "^port@[0-9a-f]+$":
74 type: object
75
76 $ref: /schemas/net/ethernet-controller.yaml#
77 unevaluatedProperties: false
78
79 properties:
80 '#address-cells':
81 const: 1
82 '#size-cells':
83 const: 0
84
85 reg:
86 description:
87 Switch port number
88
89 phys:
90 description:
91 Phandle of a Ethernet SerDes PHY
92
93 phy-mode:
94 description:
95 This specifies the interface used by the Ethernet SerDes towards
96 the PHY or SFP.
97 enum:
98 - gmii
99 - sgmii
100 - qsgmii
101 - 1000base-x
102 - 2500base-x
103
104 phy-handle:
105 description:
106 Phandle of a Ethernet PHY.
107
108 sfp:
109 description:
110 Phandle of an SFP.
111
112 managed: true
113
114 required:
115 - reg
116 - phys
117 - phy-mode
118
119 oneOf:
120 - required:
121 - phy-handle
122 - required:
123 - sfp
124 - managed
125
126 required:
127 - compatible
128 - reg
129 - reg-names
130 - interrupts
131 - interrupt-names
132 - resets
133 - reset-names
134 - ethernet-ports
135
136 additionalProperties: false
137
138 examples:
139 - |
140 #include <dt-bindings/interrupt-controller/arm-gic.h>
141 switch: switch@e0000000 {
142 compatible = "microchip,lan966x-switch";
143 reg = <0xe0000000 0x0100000>,
144 <0xe2000000 0x0800000>;
145 reg-names = "cpu", "gcb";
146 interrupts = <GIC_SPI 30 IRQ_TYPE_LEVEL_HIGH>;
147 interrupt-names = "xtr";
148 resets = <&switch_reset 0>;
149 reset-names = "switch";
150 ethernet-ports {
151 #address-cells = <1>;
152 #size-cells = <0>;
153
154 port0: port@0 {
155 reg = <0>;
156 phy-handle = <&phy0>;
157 phys = <&serdes 0 0>;
158 phy-mode = "gmii";
159 };
160
161 port1: port@1 {
162 reg = <1>;
163 sfp = <&sfp_eth1>;
164 managed = "in-band-status";
165 phys = <&serdes 2 4>;
166 phy-mode = "sgmii";
167 };
168 };
169 };
170
171 ...
Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.